[ 534.3348667] panic: kernel diagnostic assertion "dev->dv_detaching == curlwp" failed: file "/syzkaller/managers/ci2-netbsd-kmsan/kernel/sys/kern/subr_autoconf.c", line 2176 
[ 534.3554551] cpu0: Begin traceback...
[ 534.3748570] vpanic() at netbsd:vpanic+0xc9d
[ 534.4148632] kern_assert() at netbsd:kern_assert+0x228
[ 534.4648572] config_detach_commit() at netbsd:config_detach_commit+0x1c6
[ 534.5048559] vdevgone() at netbsd:vdevgone+0x20c
[ 534.5548533] audiodetach() at netbsd:audiodetach+0x22d sys/dev/audio/audio.c:1371
[ 534.6048535] config_detach() at netbsd:config_detach+0x106c sys/kern/subr_autoconf.c:2037
[ 534.6448576] config_detach_children() at netbsd:config_detach_children+0x191 sys/kern/subr_autoconf.c:2195
[ 534.6948606] pad_detach() at netbsd:pad_detach+0x22d sys/dev/pad/pad.c:251
[ 534.7448512] config_detach() at netbsd:config_detach+0x106c sys/kern/subr_autoconf.c:2037
[ 534.7948559] fops_pad_close() at netbsd:fops_pad_close+0x160 pad_close sys/dev/pad/pad.c:423 [inline]
[ 534.7948559] fops_pad_close() at netbsd:fops_pad_close+0x160 sys/dev/pad/pad.c:433
[ 534.8448544] closef() at netbsd:closef+0x4e5 sys/kern/kern_descrip.c:832
[ 534.8848550] fd_free() at netbsd:fd_free+0xc87
[ 534.9348539] exit1() at netbsd:exit1+0xaab sys/kern/kern_exit.c:301
[ 534.9748535] sys_exit() at netbsd:sys_exit+0x1d6
[ 535.0248518] syscall() at netbsd:syscall+0x60c sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 535.0248518] syscall() at netbsd:syscall+0x60c sys/arch/x86/x86/syscall.c:138
[ 535.0448540] --- syscall (number 1) ---
[ 535.0548500] netbsd:syscall+0x60c:
[ 535.0648544] cpu0: End traceback...
[ 535.0648544] fatal breakpoint trap in supervisor mode
[ 535.0648544] trap type 1 code 0 rip 0xffffffff802228ad cs 0x8 rflags 0x282 cr2 0x7f7ff7eef000 ilevel 0 rsp 0xffffd88090db0340
[ 535.0843440] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090dafd30
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090daf720
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090daf110
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090daeb00
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090dae4f0
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090dadee0
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090dad8d0
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090dad2c0
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090daccb0
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090dac6a0
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0
[ 535.0922225] uvm_fault(0xffffd880135909b0, 0x0, 1) -> e
[ 535.0922225] fatal page fault in supervisor mode
[ 535.0922225] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffffd88090dac090
[ 535.0922225] curlwp 0xffffd88013b394c0 pid 18758.18758 lowest kstack 0xffffd88090da92c0
kernel: page fault trap, code=0